Size: Length 5 cm ， diameter 1.2cm Color: whiteMaterial: ABS plasticFeatures:1. The transform section #7 battery into 1 # 5 batteries， convenient and flexible.2. Remind: pay attention to the positive negative side !3. Made of environmental material4. Small size， easy to carry5. Fine workmanship， standby specification， 1xAAA battery can replace AA battery to use Package details : 12pcs as you choose